import router from './router'
import { ElMessage } from 'element-plus'
import NProgress from 'nprogress'
import 'nprogress/nprogress.css'
import { getToken } from '@/utils/auth'
import { isHttp, isPathMatch } from '@/utils/validate'
import { isRelogin } from '@/utils/request'
import useUserStore from '@/store/modules/user'
import useSettingsStore from '@/store/modules/settings'
import usePermissionStore from '@/store/modules/permission'

NProgress.configure({ showSpinner: false })

const whiteList = ['/login', '/register','/showall/firstpage']

const isWhiteList = (path) => {
  return whiteList.some(pattern => isPathMatch(pattern, path))
}

router.beforeEach((to, from, next) => {
  NProgress.start()
  if (getToken()) {
    to.meta.title && useSettingsStore().setTitle(to.meta.title)
    /* has token*/
    if (to.path === '/login') {
      next({ path: '/' })
      NProgress.done()
    } else if (isWhiteList(to.path)) {
      next()
    } else {
      // 添加用户身份判断逻辑
      const userStore = useUserStore()
      const userRoles = userStore.roles
      const userRole = userRoles.includes('user') ? 'user' : (userRoles.includes('admin') ? 'admin' : (userRoles.includes('common') ? 'common' : 'guest'))
      
      // 如果是user身份且目标路径是/index
      if (userRole === 'user' && to.path === '/index') {
        // 重定向到其他首页，比如/user/dashboard
        next('/showall/firstpage')
        NProgress.done()
        return
      }
      
      if (useUserStore().roles.length === 0) {
        isRelogin.show = true
        // 判断当前用户是否已拉取完user_info信息
        useUserStore().getInfo().then(() => {
          isRelogin.show = false
          usePermissionStore().generateRoutes().then(accessRoutes => {
            // 根据roles权限生成可访问的路由表
            accessRoutes.forEach(route => {
              if (!isHttp(route.path)) {
                router.addRoute(route) // 动态添加可访问路由表
              }
            })
             // 获取用户角色
            const roles = useUserStore().roles
             // 根据角色决定跳转路径
            if (roles.includes('admin')) {
              // 管理员跳转到后台管理系统
              next({ path: '/index', replace: true })
            } else if (roles.includes('common')) {
              // 普通用户跳转到前台聊天系统
              next({ path: '/ncpsy', replace: true })
            } else {
              // 其他情况按原路由处理
              next({ ...to, replace: true })
            }
          })
        }).catch(err => {
          useUserStore().logOut().then(() => {
            ElMessage.error(err)
            next({ path: '/' })
          })
        })
      } else {
        next()
      }
    }
  } else {
    // 没有token
    if (isWhiteList(to.path)) {
      // 在免登录白名单，直接进入
      next()
    } else {
      // next(`/login?redirect=${to.fullPath}`) // 否则全部重定向到登录页
      next('/showall/firstpage')
       ElMessage.info('请先登录')

      NProgress.done()
    }
  }
})

router.afterEach(() => {
  NProgress.done()
})
